My Windows _vimrc

_vimrc

set nocompatible
source $VIMRUNTIME/vimrc_example.vim
source $VIMRUNTIME/mswin.vim
behave mswin

colorscheme zenburn

" CD to c:\dev\
:cd c:\dev\

set diffexpr=MyDiff()
function MyDiff()
  let opt = '-a --binary '
  if &diffopt =~ 'icase' | let opt = opt . '-i ' | endif
  if &diffopt =~ 'iwhite' | let opt = opt . '-b ' | endif
  let arg1 = v:fname_in
  if arg1 =~ ' ' | let arg1 = '"' . arg1 . '"' | endif
  let arg2 = v:fname_new
  if arg2 =~ ' ' | let arg2 = '"' . arg2 . '"' | endif
  let arg3 = v:fname_out
  if arg3 =~ ' ' | let arg3 = '"' . arg3 . '"' | endif
  let eq = ''
  if $VIMRUNTIME =~ ' '
    if &sh =~ '\<cmd'
      let cmd = '""' . $VIMRUNTIME . '\diff"'
      let eq = '"'
    else
      let cmd = substitute($VIMRUNTIME, ' ', '" ', '') . '\diff"'
    endif
  else
    let cmd = $VIMRUNTIME . '\diff'
  endif
  silent execute '!' . cmd . ' ' . opt . arg1 . ' ' . arg2 . ' > ' . arg3 . eq
endfunction

""
"" Basic Setup
""
set lines=150 columns=150
set nocompatible      " Use vim, no vi defaults
set number            " Show line numbers
set ruler             " Show line and column number
syntax enable         " Turn on syntax highlighting allowing local overrides
set encoding=utf-8    " Set default encoding to UTF-8

""
"" Whitespace
""

set nowrap                        " don't wrap lines
set tabstop=2                     " a tab is two spaces
set shiftwidth=2                  " an autoindent (with <<) is two spaces
set expandtab                     " use spaces, not tabs
set list                          " Show invisible characters
set backspace=indent,eol,start    " backspace through everything in insert mode

if exists("g:enable_mvim_shift_arrow")
  let macvim_hig_shift_movement = 1 " mvim shift-arrow-keys
endif

" List chars
set listchars=""                  " Reset the listchars
set listchars=tab:\ \             " a tab should display as "  ", trailing whitespace as "."
set listchars+=trail:.            " show trailing spaces as dots
set listchars+=extends:>          " The character to show in the last column when wrap is
                                  " off and the line continues beyond the right of the screen
set listchars+=precedes:<         " The character to show in the last column when wrap is
                                  " off and the line continues beyond the right of the screen

""
"" Searching
""

set hlsearch    " highlight matches
set incsearch   " incremental searching
set ignorecase  " searches are case insensitive...
set smartcase   " ... unless they contain at least one capital letter

""
"" Wild settings
""

" TODO: Investigate the precise meaning of these settings
" set wildmode=list:longest,list:full

" Disable output and VCS files
set wildignore+=*.o,*.out,*.obj,.git,*.rbc,*.rbo,*.class,.svn,*.gem

" Disable archive files
set wildignore+=*.zip,*.tar.gz,*.tar.bz2,*.rar,*.tar.xz

" Ignore bundler and sass cache
set wildignore+=*/vendor/gems/*,*/vendor/cache/*,*/.bundle/*,*/.sass-cache/*

" Disable temp and backup files
set wildignore+=*.swp,*~,._*


" Toggle paste mode
nmap <silent> <F4> :set invpaste<CR>:set paste?<CR>
imap <silent> <F4> <ESC>:set invpaste<CR>:set paste?<CR>

" format the entire file
nmap <leader>fef ggVG=

" Next buffer
nmap <silent> ,. :bnext<CR>

" Previous buffer
nmap <silent> ,m :bprev<CR>

" Next tab
nmap <silent> ;' :tabnext<CR>
nmap <silent> ;l :tabprev<CR>

" upper/lower word
nmap <leader>u mQviwU`Q
nmap <leader>l mQviwu`Q

" upper/lower first char of word
nmap <leader>U mQgewvU`Q
nmap <leader>L mQgewvu`Q

" cd to the directory containing the file in the buffer
nmap <silent> <leader>cd :lcd %:h<CR>

" Create the directory containing the file in the buffer
nmap <silent> <leader>md :!mkdir -p %:p:h<CR>

" Some helpers to edit mode
" http://vimcasts.org/e/14
cnoremap %% <C-R>=expand('%:h').'/'<cr>
map <leader>ew :e %%
map <leader>es :sp %%
map <leader>ev :vsp %%
map <leader>et :tabe %%

" Swap two words
nmap <silent> gw :s/\(\%#\w\+\)\(\_W\+\)\(\w\+\)/\3\2\1/<CR>`'

" Underline the current line with '='
nmap <silent> <leader>ul :t.\|s/./=/g\|:nohls<cr>

" set text wrapping toggles
nmap <silent> <leader>tw :set invwrap<CR>:set wrap?<CR>

" find merge conflict markers
nmap <silent> <leader>fc <ESC>/\v^[<=>]{7}( .*\|$)<CR>

" Map the arrow keys to be based on display lines, not physical lines
map <Down> gj
map <Up> gk

" Toggle hlsearch with <leader>hs
nmap <leader>hs :set hlsearch! hlsearch?<CR>

" Adjust viewports to the same size
map <Leader>= <C-w>=

" map leader-n to open/close nerdtree
nmap <leader>n :NERDTreeToggle<CR>

if has("statusline") && !&cp
  set laststatus=2  " always show the status bar

  " Without setting this, ZoomWin restores windows in a way that causes
  " equalalways behavior to be triggered the next time CommandT is used.
  " This is likely a bludgeon to solve some other issue, but it works
  set noequalalways

  " Start the status line
  set statusline=%f\ %m\ %r

  " Finish the statusline
  set statusline+=Line:%l/%L[%p%%]
  set statusline+=Col:%v
  set statusline+=Buf:#%n
  set statusline+=[%b][0x%B]
endif